/* Transfer tool styles: panel layout, drop surface, session grid. */
/* Drop-surface base (border, background, upload icon) lives in workspace-ui.css. */
.transfer-panel {
  min-height: 530px;
}
.transfer-settings {
  position: sticky;
  top: 16px;
}
.transfer-settings h2 {
  font-size: 20px;
  color: var(--text);
  font-weight: 600;
}
.transfer-note {
  padding: 16px;
  background: var(--purple-subtle);
  border-radius: 12px;
  margin: 18px 0;
}
.transfer-note strong {
  font-size: 14px;
  color: var(--purple-deep);
}
.transfer-note p {
  font-size: 13px;
  margin: 6px 0 0;
}
.transfer-steps {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}
.transfer-steps li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.transfer-steps b {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--soft);
  color: var(--purple-deep);
  display: grid;
  place-items: center;
}
.transfer-settings .primary {
  justify-content: center;
}
.transfer-settings details {
  margin: 20px 0;
}
.transfer-settings summary {
  font-size: 14px;
}
.transfer-settings details p {
  font-size: 12px;
}

/* Section: drop surface (layout differences only) — legacy markup */
.transfer-panel #transfer-drop {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px;
  gap: 10px;
}
.transfer-panel #transfer-drop:hover,
.transfer-panel #transfer-drop.drag {
  border-color: var(--purple);
  background: var(--purple-subtle);
}
.transfer-panel #transfer-drop strong {
  font-family: var(--display);
  font-size: 24px;
  letter-spacing: -0.5px;
}
.transfer-panel #transfer-drop span:not(.upload-icon) {
  font-size: 14px;
  color: var(--muted);
}

/* Unificado con el resto: #transfer-drop usa el mismo estilo que #drop */
.files-panel #transfer-drop {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1.5px dashed rgba(104, 107, 130, 0.35);
  border-radius: 16px;
  background: rgba(148, 151, 169, 0.04);
  transition: 0.2s;
  padding: 24px;
  text-align: center;
  gap: 0;
  cursor: pointer;
}
.files-panel #transfer-drop:hover {
  border-color: #7132f5;
}
.files-panel #transfer-drop.drag {
  background: rgba(133, 91, 251, 0.16);
  border-color: #7132f5;
}
.files-panel #transfer-drop h3 {
  font-size: 28px;
  line-height: 1.29;
  letter-spacing: -0.5px;
  font-weight: 700;
  margin: 20px 0 0;
  font-family: var(--display);
}
.files-panel #transfer-drop p {
  font-size: 16px;
  margin-bottom: 24px;
  color: var(--muted);
}
.files-panel #transfer-drop small {
  font-size: 12px;
  color: var(--muted);
  display: block;
  margin-top: 20px;
  line-height: 1.5;
}
.ui-shell .files-panel #transfer-drop {
  min-height: 290px;
  background: rgba(148, 151, 169, 0.04);
  border: 1.5px dashed rgba(104, 107, 130, 0.3);
}
.ui-shell .files-panel #transfer-drop h3 {
  font-size: 24px;
  letter-spacing: -0.5px;
  margin-top: 16px;
}
.ui-shell .files-panel #transfer-drop p {
  font-size: 14px;
}
#transfer-choose,
.ui-shell #transfer-choose {
  background: #7132f5;
  color: #fff;
  border-color: #5741d8;
}
#transfer-choose:hover,
.ui-shell #transfer-choose:hover {
  background: #5b1ecf;
  color: #fff;
  border-color: #5741d8;
}
.transfer-panel #transfer-list {
  margin-top: 16px;
}

/* Section: file rows */
.transfer-file {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.transfer-file div {
  min-width: 0;
  flex: 1;
}
.transfer-file strong,
.transfer-file span {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.transfer-file strong {
  font-size: 14px;
}
.transfer-file span {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}
.transfer-file button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px;
}

/* Section: session grid */
.session-grid {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  align-items: center;
  gap: 32px;
  padding: 28px 0;
}
.qr-box {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: white;
}
.qr-box canvas {
  display: block;
  width: 100%;
  height: auto;
}
.session-grid h3,
.mobile-connect h3 {
  font-size: 28px;
  margin: 0 0 10px;
}
.manual-code {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 20px 0;
}
.manual-code span {
  font-size: 12px;
  color: var(--muted);
  width: 100%;
}
.manual-code strong {
  font-family: monospace;
  font-size: 18px;
  letter-spacing: 1px;
  overflow-wrap: anywhere;
}
.manual-code .text-button {
  padding: 6px;
}
.progress-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-top: 12px;
}
.progress-line output {
  font-size: 12px;
}
.transfer-panel progress {
  margin: 8px 0;
  width: 100%;
}
.transfer-panel #transfer-message {
  font-size: 14px;
  color: var(--muted);
  overflow-wrap: anywhere;
}
.mobile-connect {
  max-width: 520px;
  margin: 32px auto;
  text-align: center;
}
.device-mark {
  font-size: 64px;
  line-height: 1;
  color: var(--purple);
  margin-bottom: 16px;
}
.mobile-connect > p {
  font-size: 16px;
}
.incoming-file {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
  border-top: 1px solid var(--border);
  padding: 12px 0;
  font-size: 14px;
}
.incoming-file span {
  color: var(--muted);
  font-size: 12px;
}
.mobile-connect #mobile-actions {
  display: flex;
  gap: 12px;
  margin: 24px 0;
}
.mobile-connect #mobile-actions .primary {
  margin: 0;
  justify-content: center;
}
.mobile-connect #mobile-actions .secondary {
  white-space: nowrap;
}
.mobile-connect #received-files {
  text-align: left;
  margin-top: 28px;
}
.mobile-connect #received-files h2 {
  color: var(--text);
  font-size: 18px;
  font-weight: 600;
}
.received-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--border);
  padding: 12px 0;
}
.received-item strong {
  font-size: 14px;
  display: block;
  overflow-wrap: anywhere;
}
.received-item span {
  font-size: 12px;
  color: var(--muted);
}
.received-item a {
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
}
@media (max-width: 768px) {
  .transfer-settings {
    position: static;
  }
  .session-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .qr-box {
    max-width: 300px;
    margin: auto;
  }
  .transfer-panel {
    min-height: 0;
  }
}
@media (max-width: 425px) {
  .transfer-panel #transfer-drop strong {
    font-size: 21px;
  }
  .mobile-connect #mobile-actions {
    flex-direction: column;
  }
  .mobile-connect #mobile-actions .secondary {
    width: 100%;
    text-align: center;
  }
}